Amazon.com: Compatible for Samsung Gear S3 Frontier/Classic Case Bezel Cover, Metal Bezel + TPU Protector Bumper Case, Also Fit for 2018 Released Galaxy Watch 46mm/NOT for 2021 Galaxy Watch 4 Classic 46mm :
Amazon.com: MroTech Band compatible with Samsung Gear S3 Frontier/Galaxy Watch 46mm/3 45mm Nylon Sport Band 22mm Adjustable Stretch Women Men Braided Strap Replacement for Huawei Watch GT/GT2/GT3 46MM Loop,Black : Cell Phones
Amazon.com: Koreda Compatible with Samsung Galaxy Watch 46mm(2019)/Galaxy Watch 3 45mm/Gear S3 Frontier/Classic Bands Sets, 22mm Stainless Steel Metal Band + Mesh Loop Replacement Bracelet Strap for Samsung Gear S3 : Cell